Single Row Ball Bearings - 4x9x4 mm - Chrome Steel SAE 52100

Name: 1052429 | 684A-ZZ-MC3 (2 Pcs) --- Single Row Ball Bearings - 4x9x4 mm - Chrome Steel SAE 52100
Brand: MBA
SKU: 684AZZMC3
Price: 7.05 AUD
Availability: InStock

684A-ZZ-MC3 (2 Pcs)

Images are indicative only and may not represent the pack quantity or specific item details. Images should be used as a guide in conjunction with the product description.

1 3

MBA

Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel

Additional resources:
Tolerances
Standard Bearings PDF Catalogue
Shafting

Price:

$7.05 AUD

per 2
Qty: 334 available now (668 pcs)
Order 50 or more (100 pcs) for $6.35 AUD per 2

Similar Items

You may order more than the quantity available. One delivery will be made when all items are ready unless you select for partial delivery at checkout. Backorders for more than the stock quantity are expected before Jun 03, 2025

Quantity

Base Category: Bearings - Single Row Ball

Top Level Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel

Product Details:

ID (d): 4.000mm
_{+ 0.000 / - 0.0075}

Chrome Steel SAE 52100

OD (D): 9.000mm
_{+ 0.000 / - 0.0075}
Width (B): 4.000mm
_{+ 0.000 / - 0.125}
Precision Grade: Abec 1
Closure Type: ZZ
Bearing Type: Radial

Brand: MBA
Country of Origin: JP

Alternative Parts Include: 9603, UL40CHH, W684AX50ZZ, W684AX50-ZZ, W684ZZ, W684-ZZ, L940-ZZ, L940ZZ, 63842Z, 638-4-2Z, 6384Z, 638-4-Z, 6384ZZ, 638-4-ZZ, 684ZZ, 6842Z, 684-2Z, 684A-ZZMC3, 684AZZMC3, 684SS, 684-ZZ, 684A, 2500043, 2500-043, 2500061, 2500-061, HIROBO, WIB, ADR, GRW, ISO, NTN, WTW, GMP, MPB, 684ABASIC

We offer equivalents to many brands including Anderton, Barden, Berg, Designatronics, EZO, ISC, Koyo, Myonic, NMB, Nordex, NSK, Ondrives, Reid Industrial, RMB, SDP-SI, Seeger, SKF, and more.

Used for Brushless Motor Bearings. Brands: E-Flite. Models: Park 480.

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PICK UP

Pick up is available from our Coopers Plains warehouse after your order is ready. Please refer to your ready notification email, and bring it with you to collect your parcel.

PDF CATALOGUES

You may freely download the following catalogues to review and compare products. To help you select the most readily available items, rows are colour coded and marked according to the key at the bottom of each page.

Part numbers from these catalogues can be checked in the online store. If they don't appear in the store, please email us for more information about the part.

Ball Lock Pins

Balls

Bearing Material Selection and Benefits

Bearings - Ceramic

Bearings - Corrosion Resistant

Bearings - Economy

Bearings - High Speed

Bearings - Plastic

Bearings - Radial - Master List

Bearings - Standard Range

Bearings - Super Precision

Bearings - Thrust

Bushes - Metallic & Plastic

Bushes - Sintered Bronze

Bushes - Solid Bronze

Poly Vee Belts and Pulleys

Push On & Push In Rings

Thumbs Screws and Nuts

Timing Belts

Timing Pulley Stock

Timing Pulleys

Vibration Mounts - Bobbins and Buffers

Washers - Disc Spring

Washers - Precision Shim

Washers - Wave

Washers and Spacers

CROSS REFERENCES

We provide equivalents to many brands including Berg - Designatronics - Nordex - NSK - Oilite - Ondrives - Reid Industrial - SDP-SI - SKF. The following PDF cross references contain hundreds of thousands of part conversions.

ADR and SKF

Anderton Circlips

Barden Bearings

Designatronics SDP-SI

Essentra

Flocast Bronze Bushes

K&S Metals

Miniature Precision Bearings

Timing Belts & Pulleys

Information, Catalogues, and News

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Bearing Flanges & Snap Rings Information

April 30, 2025
Bearing Flanges This information sheet explains the difference between a bearing flange and a snap ring. Snap Ring A wire ring situated in a groove on the outer diameter of...

Bearing Flanges & Snap Rings Information

April 30, 2025
Bearing Flanges This information sheet explains the difference between a bearing flange and a snap ring. Snap Ring A wire ring situated in a groove on the outer diameter of...
Free Push-In & Push-On Rings Catalogue

April 29, 2025
Download the Free MBA Push-In & Push-On Rings Catalogue For fast & secure, light duty fastening on shafts (external) or in bores (internal). No need for a groove. Available in...

Free Push-In & Push-On Rings Catalogue

April 29, 2025
Download the Free MBA Push-In & Push-On Rings Catalogue For fast & secure, light duty fastening on shafts (external) or in bores (internal). No need for a groove. Available in...
Bearing Closures (Seals & Shields) Information

April 29, 2025
Bearing Closures Bearing closures (seals and shields) are situated between the inner and outer ringsof the bearing. The purpose of seals and shields are to protect the inside of thebearing...

Bearing Closures (Seals & Shields) Information

April 29, 2025
Bearing Closures Bearing closures (seals and shields) are situated between the inner and outer ringsof the bearing. The purpose of seals and shields are to protect the inside of thebearing...
Review Us On Google

April 28, 2025
Google Review Link Click To Review We don't send you an email after every order asking "How did we do?" But if you found our service to be good, and...

Review Us On Google

April 28, 2025
Google Review Link Click To Review We don't send you an email after every order asking "How did we do?" But if you found our service to be good, and...